| Games |
Sport (Discipline) / Event |
NOC / Team |
Phase |
Unit |
Role |
As |
|
|
2012 Summer Olympics
|
Badminton |
 JPN |
|
|
|
Tsutomu Toi |
|
|
Singles, Men
(Olympic)
|
|
Round Two |
Lee Hyeon-Il — Jan Ø. Jørgensen |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Group K |
Marc Zwiebler — Mohamed Ajfan Rasheed |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Group O |
Taufik Hidayat — Petr Koukal |
Umpire |
|
|
|
Singles, Women
(Olympic)
|
|
Group G |
Tine Rasmussen Baun — Kamila Augustyn |
Umpire |
|
|
|
Singles, Women
(Olympic)
|
|
Group K |
Tai Tzu-Ying — Anu Weckström-Nieminen |
Umpire |
|
|
|
Doubles, Women
(Olympic)
|
|
Group A |
Republic of Korea — People's Republic of China |
Umpire |
|
|
|
Doubles, Women
(Olympic)
|
|
Group A |
Russian Federation — Canada |
Umpire |
|
|
|
Doubles, Women
(Olympic)
|
|
Group C |
South Africa — Indonesia |
Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Quarter-Finals |
Chen Long — Peter Gade |
Service Judge |
|
|
|
Doubles, Men
(Olympic)
|
|
Group C |
Denmark — People's Republic of China |
Service Judge |
|
|
|
Doubles, Men
(Olympic)
|
|
Group C |
Russian Federation — South Africa |
Service Judge |
|
|
|
Singles, Women
(Olympic)
|
|
Semi-Finals |
Li Xuerui — Wang Xin |
Service Judge |
|
|
|
Singles, Women
(Olympic)
|
|
Group H |
Susan Egelstaff — Maja Tvrdy |
Service Judge |
|
|
|
Singles, Women
(Olympic)
|
|
Group I |
Hongyan Pi — Hadia Hosny |
Service Judge |
|
|
|
Doubles, Mixed
(Olympic)
|
|
Group A |
Germany — Russian Federation |
Service Judge |
|
|
|
Doubles, Mixed
(Olympic)
|
|
Group D |
People's Republic of China 2 — Thailand |
Service Judge |
|
|